Information on Cyclone                                                                                

  Cyclonic Storm ‘LAILA’ over southeast and adjoining southwest Bay of Bengal:

     The cyclonic storm ‘LAILA’ over southeast and adjoining southwest Bay of Bengal moved west-northwestwards and lay centred at 0830 hrs IST of today, the 18th May 2010 over southeast and adjoining southwest Bay of Bengal near latitude 12.00N and 85.50E, about 570 km east-southeast of Chennai, 690 km southeast of Visakhapatnam and 1250 km south-southwest of Kolkata.

    The current environmental conditions and Numerical Weather Prediction (NWP) models suggest that the system is likely to intensify further and move in a west-northwesterly direction for some more time and then move in anorthwesterly to northerly direction during next 72 hours towards Andhra Pradesh coast close to Machhalipatinam.

    Based on latest analysis with NWP models and other conventional techniques, estimated track and intensity of the system are given in the Table below:

 

Date/Time(IST)

Position (lat. 0N/ long. 0E)

Sustained maximum surface wind speed (kmph)

18-05-2010/0830

12.0/85.5

65-75 gusting to 85

18-05-2010/1130

12.0/85.0

75-85 gusting to 95

18-05-2010/1730

12.5/84.5

85-95 gusting to 105

18-05-2010/2330

13.0/83.5

85-95 gusting to 105

19-05-2010/0530

13.5/83.0

95-105 gusting to 115

19-05-2010/1730

14.0/82.0

95-105 gusting to 115

20-05-2010/0530

14.5/81.5

105-115 gusting to 125

20-05-2010/1730

15.5/81.5

115-125 gusting to 135

21-05-2010/0530

16.5/82.5

115-125 gusting to 135

    Under the influence of this system, coastal areas of north Tamil Nadu and Andhra Pradesh are likely to experience fairly widespread rainfall with isolated heavy to very heavy falls from today, the 18th May 2010 evening/night. Gale force wind with speed reaching 65-75 kmph likely to commence along and off Andhra Pradesh coast from today, the 18th night. It may increase subsequently as the system moves closer to coast. Squally winds speed reaching 50-60 kmph likely along and off north Tamil Nadu coast from today night.

    Sea condition will be high to very high along and off Andhra Pradesh coast and very rough along and off north Tamil Nadu coast. Fishermen are advised not venture into the sea off these coasts.

     The system is under constant watch and concerned state Govts. are being informed accordingly.

              

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